CN107419758B - A method of detection concrete is superfilled - Google Patents
A method of detection concrete is superfilled Download PDFInfo
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- CN107419758B CN107419758B CN201710522734.XA CN201710522734A CN107419758B CN 107419758 B CN107419758 B CN 107419758B CN 201710522734 A CN201710522734 A CN 201710522734A CN 107419758 B CN107419758 B CN 107419758B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0023—Cast, i.e. in situ or in a mold or other formwork
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- General Life Sciences & Earth Sciences (AREA)
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- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The present invention provides a kind of methods that detection concrete is superfilled, are cooperated and are measured using mechanical and electronically, as a result more accurate；Superfilled device is detected according to identified measurement height assembling；The anti-detection probe of anode resistance and the anti-detection probe of cathode resistor are separately mounted on supporting rod lower end surface, carry out concrete grouting, when chutable concrete reaches the height of the anti-detection probe of anode resistance and the anti-detection probe of cathode resistor, ground electrical impedance detector can show the data demarcated in advance, and pause is in the milk at this time；Upper I-shaped part lower plate in extrusion structure and the compression of lower I-shaped part upper plate until mud and cement mortar are discharged by the sieve pore of cylinder, and record the displacement of screw set；The screw set displacement of record is analyzed, determines its solid rubble volume fraction to obtain chutable concrete in the height of cylinder, and verify mutually with electrical impedance testing result；The elevation carrection that the composite can be widely applied to chutable concrete in priming concrete pile hole prevents its superfilled.
Description
Technical field
A kind of method that detection concrete is superfilled of the present invention, belongs to building concrete perfusion field of measuring technique.
Background technique
Traditional drilled pile concrete surface absolute altitude method for measurement is to be measured by one with the plummet of lining rope, plummet
Weight about 1kg, it is tapered.Plummet, due to containing the coarse aggregates such as rubble in concrete, works as survey by being manually put into stake holes
When hammer passes through in concrete, the feel of survey crew and the feel in mud are different, are confirmed by this feeling mixed
The absolute altitude in solidifying soil face, it is seen that with the increase of concrete surface buried depth, error in measurement is increasing.With the increase of void depth
Plummet error in measurement is increasing, and the absolute altitude control of concrete surface is difficult to accurately, and after excavation of foundation pit, it is low not to cheat interior pile body pillar height
One, it is in " stone forest " shape.It is that it is directly resulted in the result is that:
1, the waste of engineering material causes the rising of engineering cost；
2, the interception difficulty of pile crown, transport with disposal costs increase, cause processing stack concrete abandon block around environment
Pollution；
3, the extension of foundation pit construction duration is caused.
By taking certain 130 pile of pile foundation engineering as an example, after excavation of foundation pit, hole 3~10m of the above pile length in bottom, average 5m are measured
More than.Directly waste concrete 1260m3, account for the 16.2% of pile concrete amount.China is that construction drill bored concrete pile is most in the world
More countries, according to incompletely statistics every year completion 4000~50,000,000 cast-in-situ bored piles, then thus caused by bored concrete pile building site
Because concrete waste number caused by superfilled is quite surprising.
Summary of the invention
The invention overcomes the deficiencies of the prior art, and provides a kind of methods that detection concrete is superfilled, using machine
Tool and electronically, which cooperate, to be measured, as a result more accurate.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows: a method of detection concrete is superfilled,
Implemented in the steps below:
Step 1: be determined in advance before grouting according to requirement of engineering and detect superfilled device need height to be mounted, and according to
Identified measurement height assembling detects superfilled device；
Step 2: controlling upper I-shaped part lower plate and the expansion of lower I-shaped part upper plate in extrusion structure by stretching structure, in advance
Reserving chutable concrete and mud can enter at a distance from the cylinder of fixed volume；
Step 3: the anti-detection probe of anode resistance and the anti-detection probe of cathode resistor are separately mounted to supporting rod lower end
On face, and it will test superfilled device and transfer to specified altitude assignment；
Step 4: carrying out concrete grouting, the anti-detection probe of anode resistance is reached to chutable concrete and cathode resistor is anti-
When the height of detection probe, ground electrical impedance detector can show the data demarcated in advance, and pause is in the milk at this time；
Step 5: controlling upper I-shaped part lower plate and the compression of lower I-shaped part upper plate in extrusion structure by stretching structure, directly
It is discharged to mud and cement mortar by the sieve pore of cylinder, and records the displacement of screw set；
Step 6: analyze after measurement the displacement of the screw set of record, determine its solid rubble volume fraction to
Chutable concrete is obtained in the height of cylinder, and is verified mutually with electrical impedance testing result.
The structure of the stretching structure are as follows: including screw rod, screw set, flexible panel, the first telescopic rod, the second telescopic rod,
The upper end of supporting rod is arranged in third telescopic rod and hinge bar, the screw rod, and the lower part of the screw rod is sleeved in screw set,
It is moved up and down by rotating screw rod adjusting screw set, the lower end of the screw set is provided with flexible panel, and multiple described first stretch
Contracting bar upper end is hinged on the middle part of flexible panel lower end surface, and the lower end of each first telescopic rod correspondence is hinged on second
The upper end of telescopic rod, the corresponding upper end for being hinged on third telescopic rod in the lower end of second telescopic rod, the third telescopic rod
Lower end be hinged on extrusion structure, and the middle part infall of more second telescopic rods is hinged on hinge bar, institute
The both ends for stating hinge bar are fixed in supporting rod, are also vertically arranged with push-and-pull between the flexible panel and extrusion structure
Bar.
The structure of the extrusion structure are as follows: including upper I-shaped part, lower I-shaped part and cylinder, the upper and lower side of the cylinder is distinguished
It is set with I-shaped part and lower I-shaped part, the lower plate of the upper I-shaped part and the upper plate of lower I-shaped part are respectively positioned in cylinder, and on
The internal diameter of the upper plate size and cylinder of the lower plate of I-shaped part and lower I-shaped part matches, and is provided on the side wall of the cylinder multiple
Sieve pore is vertically arranged with connecting rod, the upper end of the connecting rod and the lower end of third telescopic rod on the upper plate of the lower I-shaped part
Hinged, the lower end of the push-pull rod is fixed on the upper plate of I-shaped part.
Compared with the prior art, the invention has the beneficial effects that: the present invention can be with by adjusting the length of flexible steel pole
The chutable concrete height in pouring pile hole suitable for detecting different depth.And it can control down by adjusting flexible steel pole
The lower plate of the upper plate of I-shaped part and upper I-shaped part is shunk, is unfolded, and can move up and down, and fixed cylinder can be arranged by sieve pore
Mud and cement mortar out leave rubble and can infer its solid rubble volume fraction by the displacement of upper and lower plate face, and and resistance
Anti- testing result is verified mutually, and two kinds of means cooperate, so that measurement result is more accurate.
Detailed description of the invention
Following further describes the present invention with reference to the drawings.
Fig. 1 is the structural diagram of the present invention.
In figure: 1 being stretching structure, 11 be screw rod, 12 be screw set, 13 be flexible panel, 14 be the first telescopic rod, 15 be
Second telescopic rod, 16 be third telescopic rod, 17 be hinge bar, 18 be push-pull rod, 2 be extrusion structure, 21 be upper I-shaped part, 22 be
Lower I-shaped part, 23 be cylinder, 24 be sieve pore, 25 be connecting rod, 3 be supporting rod, 4 be the anti-detection probe of anode resistance, 5 be yin
The anti-detection probe of electrode resistance, 6 are junction block.
Specific embodiment
As shown in Figure 1, a kind of method that detection concrete is superfilled of the present invention, is implemented in the steps below:
Step 1: be determined in advance before grouting according to requirement of engineering and detect superfilled device need height to be mounted, and according to
Identified measurement height assembling detects superfilled device；
Step 2: controlling upper 21 lower plate of I-shaped part and lower 22 upper plate exhibition of I-shaped part in extrusion structure 2 by stretching structure 1
It opens, reserving chutable concrete and mud can enter at a distance from the cylinder 23 of fixed volume；
Step 3: the anti-detection probe 4 of anode resistance and the anti-detection probe 5 of cathode resistor are separately mounted to supporting rod 3
On lower end surface, and it will test superfilled device and transfer to specified altitude assignment；
Step 4: carrying out concrete grouting, the anti-detection probe 4 of anode resistance is reached to chutable concrete and cathode resistor is anti-
When the height of detection probe 5, ground electrical impedance detector can show the data demarcated in advance, and pause is in the milk at this time；
Step 5: controlling upper 21 lower plate of I-shaped part and lower 22 upper plate pressure of I-shaped part in extrusion structure 2 by stretching structure 1
Contracting until mud and cement mortar are discharged by the sieve pore 24 of cylinder 23, and records the displacement of screw set 12；
Step 6: analyze after measurement the displacement of the screw set 12 of record, determine its solid rubble volume fraction from
And chutable concrete is obtained in the height of cylinder 23, and verify mutually with electrical impedance testing result.
The structure of the stretching structure 1 are as follows: including screw rod 11, screw set 12, flexible panel 13, the first telescopic rod 14, the
The upper end of supporting rod 3, the screw rod 11 is arranged in two telescopic rods 15, third telescopic rod 16 and hinge bar 17, the screw rod 11
Lower part be sleeved in screw set 12,12 moved up and down by rotation 11 adjusting screw of screw rod set, the lower end of the screw set 12
It is provided with flexible panel 13, multiple first telescopic rod, 14 upper ends are hinged on the middle part of flexible 13 lower end surface of panel, each
The corresponding upper end for being hinged on the second telescopic rod 15 in the lower end of first telescopic rod 14, the lower end of second telescopic rod 15 are equal
The corresponding upper end for being hinged on third telescopic rod 16, the lower end of the third telescopic rod 16 are hinged on extrusion structure 2, and more
The middle part infall of second telescopic rod 15 is hinged on hinge bar 17, and the both ends of the hinge bar 17 are fixed at branch
In strut member 3, push-pull rod 18 is also vertically arranged between the flexible panel 13 and extrusion structure 2.
The structure of the extrusion structure 2 are as follows: including upper I-shaped part 21, lower I-shaped part 22 and cylinder 23, the cylinder 23
Upper and lower side is respectively installed with I-shaped part 21 and lower I-shaped part 22, the upper plate of the lower plate of the upper I-shaped part 21 and lower I-shaped part 22
It is respectively positioned in cylinder 23, and the internal diameter of the upper plate size and cylinder 23 of the lower plate of upper I-shaped part 21 and lower I-shaped part 22 matches,
It is provided with multiple sieve pores 24 on the side wall of the cylinder 23, is vertically arranged with connecting rod 25 on the upper plate of the lower I-shaped part 22,
The upper end of the connecting rod 25 and the lower end of third telescopic rod 16 are hinged, and the lower end of the push-pull rod 18 is fixed at
On the upper plate of upper I-shaped part 21.
Detect the structure of superfilled device are as follows: including stretching structure 1, extrusion structure 2 and supporting rod 3, the stretching structure 1
For link-type stretching structure, the top of extrusion structure 2 is arranged in the stretching structure 1, passes through 1 pair of extruding knot of compression stretching structure
Structure 2 generates squeezing action, for determining the solid rubble volume fraction of rubble in extrusion structure 2, what the supporting rod 3 was arranged in
Lower end is fixedly connected on the top of extrusion structure 2, and the supporting rod 3 is located at the outside of stretching structure 1, flexible for limiting
Structure 1 extends out stroke, and the anti-detection probe 4 of anode resistance is provided on the lower end surface of the supporting rod 3 and cathode resistor is anti-
Detection probe 5 detects the electrical impedance of concrete by the anti-detection probe 4 of anode resistance and the anti-detection probe 5 of cathode resistor.
The hinged place of first telescopic rod 14, the second telescopic rod 15 and third telescopic rod 16 is provided with gasket.
The top of the supporting rod 3 is provided with junction block 6, and the junction block 6 is for inserting the inspection of jointed anode electrical impedance
Probing head 4 and anti-5 signal wire of detection probe of cathode resistor.
The upper plate of the lower plate of the upper I-shaped part 21 and lower I-shaped part 22 is steel plate.
The junction block 6 is pvc pipe.
The working principle of the invention: the present invention can be adapted for detecting different depth by adjusting the length of flexible steel pole
Chutable concrete height in pouring pile hole.And by adjusting flexible steel pole can control lower I-shaped part 22 upper plate and upper work
The lower plate of word part 21 is shunk, is unfolded, and can move up and down, and fixed cylinder can pass through sieve pore and mud and cement bonded sand is discharged
Slurry, leaves rubble and can infer its solid rubble volume fraction by the displacement of upper and lower plate face.
The embodiment of the present invention is explained in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned implementations
Example, within the knowledge of a person skilled in the art, can also make without departing from the purpose of the present invention
Various change out.
Claims (1)
1. a kind of method that detection concrete is superfilled, which is characterized in that detect superfilled device, the superfilled dress of detection including production
It sets
It include: stretching structure (1), extrusion structure (2), supporting rod (3)；
The structure of the stretching structure (1) are as follows: including screw rod (11), screw set (12), flexible panel (13), the first telescopic rod
(14), the second telescopic rod (15), third telescopic rod (16) and hinge bar (17), the screw rod (11) are arranged in supporting rod (3)
Upper end, the lower part of the screw rod (11) is sleeved in screw set (12), by rotation screw rod (11) adjusting screw set (12)
The lower end of lower movement, the screw set (12) is provided with flexible panel (13), and multiple first telescopic rod (14) upper ends are cut with scissors
The middle part in flexible panel (13) lower end surface is connect, it is flexible that the lower end of each first telescopic rod (14) correspondence is hinged on second
The upper end of bar (15), the corresponding upper end for being hinged on third telescopic rod (16) in the lower end of second telescopic rod (15), described the
The lower end of three telescopic rods (16) is hinged on extrusion structure (2), and the middle part infall of more second telescopic rods (15)
It is hinged on hinge bar (17), the both ends of the hinge bar (17) are fixed on supporting rod (3), the flexible panel
(13) it is also vertically arranged between extrusion structure (2) push-pull rod (18)；
The structure of the extrusion structure (2) are as follows: including upper I-shaped part (21), lower I-shaped part (22) and cylinder (23), the cylinder
(23) upper and lower side is respectively installed with I-shaped part (21) and lower I-shaped part (22), the lower plate and lower work of the upper I-shaped part (21)
The upper plate of word part (22) is respectively positioned in cylinder (23), and the lower plate of upper I-shaped part (21) and the upper plate size of lower I-shaped part (22) with
The internal diameter of cylinder (23) matches, and is provided with multiple sieve pores (24) on the side wall of the cylinder (23), the lower I-shaped part (22)
Upper plate on be vertically arranged with connecting rod (25), the upper end of the connecting rod (25) and the lower end of third telescopic rod (16) are hinged on
Together, the lower end of the push-pull rod (18) is fixed on the upper plate of I-shaped part (21)；
Implemented in the steps below:
Step 1: according to requirement of engineering, the superfilled device of detection is determined in advance before grouting needs height to be mounted, and according to really
Fixed measurement height assembling detects superfilled device；
Step 2: by upper I-shaped part (21) lower plate and lower I-shaped part (22) in stretching structure (1) control extrusion structure (2)
Plate expansion, reserving chutable concrete and mud can enter at a distance from the cylinder (23) of fixed volume；
Step 3: the anti-detection probe of anode resistance (4) and the anti-detection probe of cathode resistor (5) are separately mounted to supporting rod
(3) on lower end surface, and it will test superfilled device and transfer to specified altitude assignment；
Step 4: carrying out concrete grouting, the anti-detection probe of anode resistance (4) and the anti-inspection of cathode resistor are reached to chutable concrete
When the height of probing head (5), ground electrical impedance detector can show the data demarcated in advance, and pause is in the milk at this time；
Step 5: by upper I-shaped part (21) lower plate and lower I-shaped part (22) in stretching structure (1) control extrusion structure (2)
Plate compression until mud and cement mortar are discharged by the sieve pore (24) of cylinder (23), and records the displacement of screw set (12)；
Step 6: analyze after measurement the displacement of the screw set (12) of record, determine its solid rubble volume fraction to
Chutable concrete is obtained in the height of cylinder (23), and is verified mutually with electrical impedance testing result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710522734.XA CN107419758B (en) | 2017-06-30 | 2017-06-30 | A method of detection concrete is superfilled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710522734.XA CN107419758B (en) | 2017-06-30 | 2017-06-30 | A method of detection concrete is superfilled |
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| Publication Number | Publication Date |
|---|---|
| CN107419758A CN107419758A (en) | 2017-12-01 |
| CN107419758B true CN107419758B (en) | 2019-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710522734.XA Active CN107419758B (en) | 2017-06-30 | 2017-06-30 | A method of detection concrete is superfilled |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111042223B (en) * | 2019-12-23 | 2021-08-06 | 武汉中岩科技股份有限公司 | Super-irrigation detection device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0462226A (en) * | 1990-06-29 | 1992-02-27 | Ohbayashi Corp | Method for measuring level of underwater concrete |
| CN104018507A (en) * | 2014-06-25 | 2014-09-03 | 中冶集团武汉勘察研究院有限公司 | Underwater cast-in-place concrete pile elevation control device and using method thereof |
| CN106522288A (en) * | 2016-12-13 | 2017-03-22 | 中北大学 | Control device for level of underwater concrete cast-in-place pile and use method thereof |
| CN106759537A (en) * | 2016-12-14 | 2017-05-31 | 江苏中海昇物联科技有限公司 | The superfilled monitoring device of bored concrete pile and its application method |
-
2017
- 2017-06-30 CN CN201710522734.XA patent/CN107419758B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0462226A (en) * | 1990-06-29 | 1992-02-27 | Ohbayashi Corp | Method for measuring level of underwater concrete |
| CN104018507A (en) * | 2014-06-25 | 2014-09-03 | 中冶集团武汉勘察研究院有限公司 | Underwater cast-in-place concrete pile elevation control device and using method thereof |
| CN106522288A (en) * | 2016-12-13 | 2017-03-22 | 中北大学 | Control device for level of underwater concrete cast-in-place pile and use method thereof |
| CN106759537A (en) * | 2016-12-14 | 2017-05-31 | 江苏中海昇物联科技有限公司 | The superfilled monitoring device of bored concrete pile and its application method |
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| CN107419758A (en) | 2017-12-01 |
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